<!DOCTYPE html>
<html lang="zh">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Usemath Sandbox Client</title>
    <link rel="stylesheet" href="./assets/css/um-prototype.css">
</head>

<body>
    <div id="app">
        <umrp-page>123123</umrp-page>
    </div>
    <script type="module" src="./assets/js/um-prototype.js"></script>
</body>

</html>